/**
 * 微信小程序JavaScriptSDK
 *
 * @version 1.2
 * @date 2019-03-06
 */

const ERROR_CONF = {
  KEY_ERR: 311,
  KEY_ERR_MSG: 'key格式错误',
  PARAM_ERR: 310,
  PARAM_ERR_MSG: '请求参数信息有误',
  SYSTEM_ERR: 600,
  SYSTEM_ERR_MSG: '系统错误',
  WX_ERR_CODE: 1000,
  WX_OK_CODE: 200
}
const BASE_URL = 'https://apis.map.qq.com/ws/'
const URL_SEARCH = BASE_URL + 'place/v1/search'
const URL_SUGGESTION = BASE_URL + 'place/v1/suggestion'
const URL_GET_GEOCODER = BASE_URL + 'geocoder/v1/'
const URL_CITY_LIST = BASE_URL + 'district/v1/list'
const URL_AREA_LIST = BASE_URL + 'district/v1/getchildren'
const URL_DISTANCE = BASE_URL + 'distance/v1/'
const URL_DIRECTION = BASE_URL + 'direction/v1/'
const MODE = {
  driving: 'driving',
  transit: 'transit'
}
const EARTH_RADIUS = 6378136.49
const Utils = {
  /**
   * md5加密方法
   * 版权所有©2011 Sebastian Tschan，https：//blueimp.net
   */
  safeAdd(x, y) {
    const lsw = (x & 0xffff) + (y & 0xffff)
    const msw = (x >> 16) + (y >> 16) + (lsw >> 16)
    return (msw << 16) | (lsw & 0xffff)
  },
  bitRotateLeft(num, cnt) {
    return (num << cnt) | (num >>> (32 - cnt))
  },
  md5cmn(q, a, b, x, s, t) {
    return this.safeAdd(
      this.bitRotateLeft(
        this.safeAdd(this.safeAdd(a, q), this.safeAdd(x, t)),
        s
      ),
      b
    )
  },
  md5ff(a, b, c, d, x, s, t) {
    return this.md5cmn((b & c) | (~b & d), a, b, x, s, t)
  },
  md5gg(a, b, c, d, x, s, t) {
    return this.md5cmn((b & d) | (c & ~d), a, b, x, s, t)
  },
  md5hh(a, b, c, d, x, s, t) {
    return this.md5cmn(b ^ c ^ d, a, b, x, s, t)
  },
  md5ii(a, b, c, d, x, s, t) {
    return this.md5cmn(c ^ (b | ~d), a, b, x, s, t)
  },
  binlMD5(x, len) {
    /* append padding */
    x[len >> 5] |= 0x80 << len % 32
    x[(((len + 64) >>> 9) << 4) + 14] = len

    let i
    let olda
    let oldb
    let oldc
    let oldd
    let a = 1732584193
    let b = -271733879
    let c = -1732584194
    let d = 271733878

    for (i = 0; i < x.length; i += 16) {
      olda = a
      oldb = b
      oldc = c
      oldd = d

      a = this.md5ff(a, b, c, d, x[i], 7, -680876936)
      d = this.md5ff(d, a, b, c, x[i + 1], 12, -389564586)
      c = this.md5ff(c, d, a, b, x[i + 2], 17, 606105819)
      b = this.md5ff(b, c, d, a, x[i + 3], 22, -1044525330)
      a = this.md5ff(a, b, c, d, x[i + 4], 7, -176418897)
      d = this.md5ff(d, a, b, c, x[i + 5], 12, 1200080426)
      c = this.md5ff(c, d, a, b, x[i + 6], 17, -1473231341)
      b = this.md5ff(b, c, d, a, x[i + 7], 22, -45705983)
      a = this.md5ff(a, b, c, d, x[i + 8], 7, 1770035416)
      d = this.md5ff(d, a, b, c, x[i + 9], 12, -1958414417)
      c = this.md5ff(c, d, a, b, x[i + 10], 17, -42063)
      b = this.md5ff(b, c, d, a, x[i + 11], 22, -1990404162)
      a = this.md5ff(a, b, c, d, x[i + 12], 7, 1804603682)
      d = this.md5ff(d, a, b, c, x[i + 13], 12, -40341101)
      c = this.md5ff(c, d, a, b, x[i + 14], 17, -1502002290)
      b = this.md5ff(b, c, d, a, x[i + 15], 22, 1236535329)

      a = this.md5gg(a, b, c, d, x[i + 1], 5, -165796510)
      d = this.md5gg(d, a, b, c, x[i + 6], 9, -1069501632)
      c = this.md5gg(c, d, a, b, x[i + 11], 14, 643717713)
      b = this.md5gg(b, c, d, a, x[i], 20, -373897302)
      a = this.md5gg(a, b, c, d, x[i + 5], 5, -701558691)
      d = this.md5gg(d, a, b, c, x[i + 10], 9, 38016083)
      c = this.md5gg(c, d, a, b, x[i + 15], 14, -660478335)
      b = this.md5gg(b, c, d, a, x[i + 4], 20, -405537848)
      a = this.md5gg(a, b, c, d, x[i + 9], 5, 568446438)
      d = this.md5gg(d, a, b, c, x[i + 14], 9, -1019803690)
      c = this.md5gg(c, d, a, b, x[i + 3], 14, -187363961)
      b = this.md5gg(b, c, d, a, x[i + 8], 20, 1163531501)
      a = this.md5gg(a, b, c, d, x[i + 13], 5, -1444681467)
      d = this.md5gg(d, a, b, c, x[i + 2], 9, -51403784)
      c = this.md5gg(c, d, a, b, x[i + 7], 14, 1735328473)
      b = this.md5gg(b, c, d, a, x[i + 12], 20, -1926607734)

      a = this.md5hh(a, b, c, d, x[i + 5], 4, -378558)
      d = this.md5hh(d, a, b, c, x[i + 8], 11, -2022574463)
      c = this.md5hh(c, d, a, b, x[i + 11], 16, 1839030562)
      b = this.md5hh(b, c, d, a, x[i + 14], 23, -35309556)
      a = this.md5hh(a, b, c, d, x[i + 1], 4, -1530992060)
      d = this.md5hh(d, a, b, c, x[i + 4], 11, 1272893353)
      c = this.md5hh(c, d, a, b, x[i + 7], 16, -155497632)
      b = this.md5hh(b, c, d, a, x[i + 10], 23, -1094730640)
      a = this.md5hh(a, b, c, d, x[i + 13], 4, 681279174)
      d = this.md5hh(d, a, b, c, x[i], 11, -358537222)
      c = this.md5hh(c, d, a, b, x[i + 3], 16, -722521979)
      b = this.md5hh(b, c, d, a, x[i + 6], 23, 76029189)
      a = this.md5hh(a, b, c, d, x[i + 9], 4, -640364487)
      d = this.md5hh(d, a, b, c, x[i + 12], 11, -421815835)
      c = this.md5hh(c, d, a, b, x[i + 15], 16, 530742520)
      b = this.md5hh(b, c, d, a, x[i + 2], 23, -995338651)

      a = this.md5ii(a, b, c, d, x[i], 6, -198630844)
      d = this.md5ii(d, a, b, c, x[i + 7], 10, 1126891415)
      c = this.md5ii(c, d, a, b, x[i + 14], 15, -1416354905)
      b = this.md5ii(b, c, d, a, x[i + 5], 21, -57434055)
      a = this.md5ii(a, b, c, d, x[i + 12], 6, 1700485571)
      d = this.md5ii(d, a, b, c, x[i + 3], 10, -1894986606)
      c = this.md5ii(c, d, a, b, x[i + 10], 15, -1051523)
      b = this.md5ii(b, c, d, a, x[i + 1], 21, -2054922799)
      a = this.md5ii(a, b, c, d, x[i + 8], 6, 1873313359)
      d = this.md5ii(d, a, b, c, x[i + 15], 10, -30611744)
      c = this.md5ii(c, d, a, b, x[i + 6], 15, -1560198380)
      b = this.md5ii(b, c, d, a, x[i + 13], 21, 1309151649)
      a = this.md5ii(a, b, c, d, x[i + 4], 6, -145523070)
      d = this.md5ii(d, a, b, c, x[i + 11], 10, -1120210379)
      c = this.md5ii(c, d, a, b, x[i + 2], 15, 718787259)
      b = this.md5ii(b, c, d, a, x[i + 9], 21, -343485551)

      a = this.safeAdd(a, olda)
      b = this.safeAdd(b, oldb)
      c = this.safeAdd(c, oldc)
      d = this.safeAdd(d, oldd)
    }
    return [a, b, c, d]
  },
  binl2rstr(input) {
    let i
    let output = ''
    const length32 = input.length * 32
    for (i = 0; i < length32; i += 8) {
      output += String.fromCharCode((input[i >> 5] >>> i % 32) & 0xff)
    }
    return output
  },
  rstr2binl(input: any) {
    let i
    const output: any[] = []
    output[(input.length >> 2) - 1] = undefined
    for (i = 0; i < output.length; i += 1) {
      output[i] = 0
    }
    const length8 = input.length * 8
    for (i = 0; i < length8; i += 8) {
      output[i >> 5] |= (input.charCodeAt(i / 8) & 0xff) << i % 32
    }
    return output
  },
  rstrMD5(s) {
    return this.binl2rstr(this.binlMD5(this.rstr2binl(s), s.length * 8))
  },
  rstrHMACMD5(key, data) {
    let i
    let bkey = this.rstr2binl(key)
    const ipad: any = []
    const opad: any = []
    ipad[15] = opad[15] = undefined
    if (bkey.length > 16) {
      bkey = this.binlMD5(bkey, key.length * 8)
    }
    for (i = 0; i < 16; i += 1) {
      ipad[i] = bkey[i] ^ 0x36363636
      opad[i] = bkey[i] ^ 0x5c5c5c5c
    }
    const hash = this.binlMD5(
      ipad.concat(this.rstr2binl(data)),
      512 + data.length * 8
    )
    return this.binl2rstr(this.binlMD5(opad.concat(hash), 512 + 128))
  },
  rstr2hex(input) {
    const hexTab = '0123456789abcdef'
    let output = ''
    let x
    let i
    for (i = 0; i < input.length; i += 1) {
      x = input.charCodeAt(i)
      output += hexTab.charAt((x >>> 4) & 0x0f) + hexTab.charAt(x & 0x0f)
    }
    return output
  },
  str2rstrUTF8(input) {
    return unescape(encodeURIComponent(input))
  },
  rawMD5(s) {
    return this.rstrMD5(this.str2rstrUTF8(s))
  },
  hexMD5(s) {
    return this.rstr2hex(this.rawMD5(s))
  },
  rawHMACMD5(k, d) {
    return this.rstrHMACMD5(this.str2rstrUTF8(k), this.str2rstrUTF8(d))
  },
  hexHMACMD5(k, d) {
    return this.rstr2hex(this.rawHMACMD5(k, d))
  },

  md5(string, key = null, raw = null) {
    if (!key) {
      if (!raw) {
        return this.hexMD5(string)
      }
      return this.rawMD5(string)
    }
    if (!raw) {
      return this.hexHMACMD5(key, string)
    }
    return this.rawHMACMD5(key, string)
  },
  /**
   * 得到md5加密后的sig参数
   * @param {Object} requestParam 接口参数
   * @param {String} sk 签名字符串
   * @param {String} featrue 方法名
   * @return 返回加密后的sig参数
   */
  getSig(requestParam: any, sk, feature, mode = null) {
    let sig: any = null
    const requestArr: any[] = []
    Object.keys(requestParam)
      .sort()
      .forEach(function (key: any) {
        requestArr.push(key + '=' + requestParam[key])
      })
    if (feature === 'search') {
      sig = '/ws/place/v1/search?' + requestArr.join('&') + sk
    }
    if (feature === 'suggest') {
      sig = '/ws/place/v1/suggestion?' + requestArr.join('&') + sk
    }
    if (feature === 'reverseGeocoder') {
      sig = '/ws/geocoder/v1/?' + requestArr.join('&') + sk
    }
    if (feature === 'geocoder') {
      sig = '/ws/geocoder/v1/?' + requestArr.join('&') + sk
    }
    if (feature === 'getCityList') {
      sig = '/ws/district/v1/list?' + requestArr.join('&') + sk
    }
    if (feature === 'getDistrictByCityId') {
      sig = '/ws/district/v1/getchildren?' + requestArr.join('&') + sk
    }
    if (feature === 'calculateDistance') {
      sig = '/ws/distance/v1/?' + requestArr.join('&') + sk
    }
    if (feature === 'direction') {
      sig = '/ws/direction/v1/' + mode + '?' + requestArr.join('&') + sk
    }
    sig = this.md5(sig)
    return sig
  },
  /**
   * 得到终点query字符串
   * @param {Array|String} 检索数据
   */
  location2query(data) {
    if (typeof data === 'string') {
      return data
    }
    let query = ''
    for (let i = 0; i < data.length; i++) {
      const d = data[i]
      if (query) {
        query += ';'
      }
      if (d.location) {
        query = query + d.location.lat + ',' + d.location.lng
      }
      if (d.latitude && d.longitude) {
        query = query + d.latitude + ',' + d.longitude
      }
    }
    return query
  },

  /**
   * 计算角度
   */
  rad(d) {
    return (d * Math.PI) / 180.0
  },
  /**
   * 处理终点location数组
   * @return 返回终点数组
   */
  getEndLocation(location) {
    const to = location.split(';')
    const endLocation: any[] = []
    for (let i = 0; i < to.length; i++) {
      endLocation.push({
        lat: parseFloat(to[i].split(',')[0]),
        lng: parseFloat(to[i].split(',')[1])
      })
    }
    return endLocation
  },

  /**
   * 计算两点间直线距离
   * @param a 表示纬度差
   * @param b 表示经度差
   * @return 返回的是距离，单位m
   */
  getDistance(latFrom, lngFrom, latTo, lngTo) {
    const radLatFrom = this.rad(latFrom)
    const radLatTo = this.rad(latTo)
    const a = radLatFrom - radLatTo
    const b = this.rad(lngFrom) - this.rad(lngTo)
    let distance =
      2 *
      Math.asin(
        Math.sqrt(
          Math.pow(Math.sin(a / 2), 2) +
            Math.cos(radLatFrom) *
              Math.cos(radLatTo) *
              Math.pow(Math.sin(b / 2), 2)
        )
      )
    distance = distance * EARTH_RADIUS
    distance = Math.round(distance * 10000) / 10000
    return parseFloat(distance.toFixed(0))
  },
  /**
   * 使用微信接口进行定位
   */
  getWXLocation(success, fail, complete) {
    wx.getLocation({
      type: 'gcj02',
      success,
      fail,
      complete
    })
  },

  /**
   * 获取location参数
   */
  getLocationParam(location) {
    if (typeof location === 'string') {
      const locationArr = location.split(',')
      if (locationArr.length === 2) {
        location = {
          latitude: location.split(',')[0],
          longitude: location.split(',')[1]
        }
      } else {
        location = {}
      }
    }
    return location
  },

  /**
   * 回调函数默认处理
   */
  polyfillParam(param) {
    param.success = param.success || function () {}
    param.fail = param.fail || function () {}
    param.complete = param.complete || function () {}
  },

  /**
   * 验证param对应的key值是否为空
   *
   * @param {Object} param 接口参数
   * @param {String} key 对应参数的key
   */
  checkParamKeyEmpty(param, key) {
    if (!param[key]) {
      const errconf = this.buildErrorConfig(
        ERROR_CONF.PARAM_ERR,
        ERROR_CONF.PARAM_ERR_MSG + key + '参数格式有误'
      )
      param.fail(errconf)
      param.complete(errconf)
      return true
    }
    return false
  },

  /**
   * 验证参数中是否存在检索词keyword
   *
   * @param {Object} param 接口参数
   */
  checkKeyword(param) {
    return !this.checkParamKeyEmpty(param, 'keyword')
  },

  /**
   * 验证location值
   *
   * @param {Object} param 接口参数
   */
  checkLocation(param) {
    const location = this.getLocationParam(param.location)
    if (!location?.latitude || !location.longitude) {
      const errconf = this.buildErrorConfig(
        ERROR_CONF.PARAM_ERR,
        ERROR_CONF.PARAM_ERR_MSG + ' location参数格式有误'
      )
      param.fail(errconf)
      param.complete(errconf)
      return false
    }
    return true
  },

  /**
   * 构造错误数据结构
   * @param {Number} errCode 错误码
   * @param {Number} errMsg 错误描述
   */
  buildErrorConfig(errCode, errMsg) {
    return {
      status: errCode,
      message: errMsg
    }
  },

  /**
   *
   * 数据处理函数
   * 根据传入参数不同处理不同数据
   * @param {String} feature 功能名称
   * search 地点搜索
   * suggest关键词提示
   * reverseGeocoder逆地址解析
   * geocoder地址解析
   * getCityList获取城市列表：父集
   * getDistrictByCityId获取区县列表：子集
   * calculateDistance距离计算
   * @param {Object} param 接口参数
   * @param {Object} data 数据
   */
  handleData(param, data, feature) {
    if (feature === 'search') {
      const searchResult = data.data
      const searchSimplify: any[] = []
      for (let i = 0; i < searchResult.length; i++) {
        searchSimplify.push({
          id: searchResult[i].id || null,
          title: searchResult[i].title || null,
          latitude: searchResult[i].location?.lat || null,
          longitude: searchResult[i].location?.lng || null,
          address: searchResult[i].address || null,
          category: searchResult[i].category || null,
          tel: searchResult[i].tel || null,
          adcode: searchResult[i].ad_info?.adcode || null,
          city: searchResult[i].ad_info?.city || null,
          district: searchResult[i].ad_info?.district || null,
          province: searchResult[i].ad_info?.province || null
        })
      }
      param.success(data, {
        searchResult,
        searchSimplify
      })
    } else if (feature === 'suggest') {
      const suggestResult = data.data
      const suggestSimplify: any[] = []
      for (let i = 0; i < suggestResult.length; i++) {
        suggestSimplify.push({
          adcode: suggestResult[i].adcode || null,
          address: suggestResult[i].address || null,
          category: suggestResult[i].category || null,
          city: suggestResult[i].city || null,
          district: suggestResult[i].district || null,
          id: suggestResult[i].id || null,
          latitude: suggestResult[i].location?.lat || null,
          longitude: suggestResult[i].location?.lng || null,
          province: suggestResult[i].province || null,
          title: suggestResult[i].title || null,
          type: suggestResult[i].type || null
        })
      }
      param.success(data, {
        suggestResult,
        suggestSimplify
      })
    } else if (feature === 'reverseGeocoder') {
      const reverseGeocoderResult = data.result
      const reverseGeocoderSimplify = {
        address: reverseGeocoderResult.address || null,
        latitude: reverseGeocoderResult.location?.lat || null,
        longitude: reverseGeocoderResult.location?.lng || null,
        adcode: reverseGeocoderResult.ad_info?.adcode || null,
        city: reverseGeocoderResult.address_component?.city || null,
        district: reverseGeocoderResult.address_component?.district || null,
        nation: reverseGeocoderResult.address_component?.nation || null,
        province: reverseGeocoderResult.address_component?.province || null,
        street: reverseGeocoderResult.address_component?.street || null,
        street_number:
          reverseGeocoderResult.address_component?.street_number || null,
        recommend: reverseGeocoderResult.formatted_addresses?.recommend || null,
        rough: reverseGeocoderResult.formatted_addresses?.rough || null
      }
      if (reverseGeocoderResult.pois) {
        // 判断是否返回周边poi
        const pois = reverseGeocoderResult.pois
        const poisSimplify: any[] = []
        for (let i = 0; i < pois.length; i++) {
          poisSimplify.push({
            id: pois[i].id || null,
            title: pois[i].title || null,
            latitude: pois[i].location?.lat || null,
            longitude: pois[i].location?.lng || null,
            address: pois[i].address || null,
            category: pois[i].category || null,
            adcode: pois[i].ad_info?.adcode || null,
            city: pois[i].ad_info?.city || null,
            district: pois[i].ad_info?.district || null,
            province: pois[i].ad_info?.province || null
          })
        }
        param.success(data, {
          reverseGeocoderResult,
          reverseGeocoderSimplify,
          pois,
          poisSimplify
        })
      } else {
        param.success(data, {
          reverseGeocoderResult,
          reverseGeocoderSimplify
        })
      }
    } else if (feature === 'geocoder') {
      const geocoderResult = data.result
      const geocoderSimplify = {
        title: geocoderResult.title || null,
        latitude: geocoderResult.location?.lat || null,
        longitude: geocoderResult.location?.lng || null,
        adcode: geocoderResult.ad_info?.adcode || null,
        province: geocoderResult.address_components?.province || null,
        city: geocoderResult.address_components?.city || null,
        district: geocoderResult.address_components?.district || null,
        street: geocoderResult.address_components?.street || null,
        street_number: geocoderResult.address_components?.street_number || null,
        level: geocoderResult.level || null
      }
      param.success(data, {
        geocoderResult,
        geocoderSimplify
      })
    } else if (feature === 'getCityList') {
      const provinceResult = data.result[0]
      const cityResult = data.result[1]
      const districtResult = data.result[2]
      param.success(data, {
        provinceResult,
        cityResult,
        districtResult
      })
    } else if (feature === 'getDistrictByCityId') {
      const districtByCity = data.result[0]
      param.success(data, districtByCity)
    } else if (feature === 'calculateDistance') {
      const calculateDistanceResult = data.result.elements
      const distance: any[] = []
      for (let i = 0; i < calculateDistanceResult.length; i++) {
        distance.push(calculateDistanceResult[i].distance)
      }
      param.success(data, {
        calculateDistanceResult,
        distance
      })
    } else if (feature === 'direction') {
      const direction = data.result.routes
      param.success(data, direction)
    } else {
      param.success(data)
    }
  },

  /**
   * 构造微信请求参数，公共属性处理
   *
   * @param {Object} param 接口参数
   * @param {Object} param 配置项
   * @param {String} feature 方法名
   */
  buildWxRequestConfig(param, options, feature) {
    options.header = { 'content-type': 'application/json' }
    options.method = 'GET'
    options.success = (res) => {
      const data = res.data
      if (data.status === 0) {
        this.handleData(param, data, feature)
      } else {
        param.fail(data)
      }
    }
    options.fail = (res) => {
      res.statusCode = ERROR_CONF.WX_ERR_CODE
      param.fail(this.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg))
    }
    options.complete = (res) => {
      const statusCode = +res.statusCode
      switch (statusCode) {
        case ERROR_CONF.WX_ERR_CODE: {
          param.complete(
            this.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg)
          )
          break
        }
        case ERROR_CONF.WX_OK_CODE: {
          const data = res.data
          if (data.status === 0) {
            param.complete(data)
          } else {
            param.complete(this.buildErrorConfig(data.status, data.message))
          }
          break
        }
        default: {
          param.complete(
            this.buildErrorConfig(
              ERROR_CONF.SYSTEM_ERR,
              ERROR_CONF.SYSTEM_ERR_MSG
            )
          )
        }
      }
    }
    return options
  },

  /**
   * 处理用户参数是否传入坐标进行不同的处理
   */
  locationProcess(
    param,
    locationsuccess,
    locationfail: any = null,
    locationcomplete: any = null
  ) {
    locationfail =
      locationfail ??
      ((res) => {
        res.statusCode = ERROR_CONF.WX_ERR_CODE
        param.fail(this.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg))
      })
    locationcomplete =
      locationcomplete ||
      ((res) => {
        if (res.statusCode === ERROR_CONF.WX_ERR_CODE) {
          param.complete(
            this.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg)
          )
        }
      })
    if (!param.location) {
      this.getWXLocation(locationsuccess, locationfail, locationcomplete)
    } else if (this.checkLocation(param)) {
      const location = Utils.getLocationParam(param.location)
      locationsuccess(location)
    }
  }
}

class QQMapWX {
  key: string = ''
  /**
   * 构造函数
   *
   * @param {Object} options 接口参数,key 为必选参数
   */
  constructor(options) {
    if (!options.key) {
      throw Error('key值不能为空')
    }
    this.key = options.key
  }

  /**
   * POI周边检索
   *
   * @param {Object} options 接口参数对象
   *
   * 参数对象结构可以参考
   * @see http://lbs.qq.com/webservice_v1/guide-search.html
   */
  search(options) {
    options = options || {}

    Utils.polyfillParam(options)

    if (!Utils.checkKeyword(options)) {
      return
    }

    const requestParam: any = {
      keyword: options.keyword,
      orderby: options.orderby || '_distance',
      page_size: options.page_size || 10,
      page_index: options.page_index || 1,
      output: 'json',
      key: this.key
    }

    if (options.address_format) {
      requestParam.address_format = options.address_format
    }

    if (options.filter) {
      requestParam.filter = options.filter
    }

    const distance = options.distance || '1000'
    const autoExtend = (options.auto_extend || 1) as number
    let region: any = null
    let rectangle: any = null

    // 判断城市限定参数
    if (options.region) {
      region = options.region
    }

    // 矩形限定坐标(暂时只支持字符串格式)
    if (options.rectangle) {
      rectangle = options.rectangle
    }

    const locationsuccess = (result) => {
      if (region && !rectangle) {
        // 城市限定参数拼接
        requestParam.boundary =
          'region(' +
          region +
          ',' +
          autoExtend +
          ',' +
          result.latitude +
          ',' +
          result.longitude +
          ')'
        if (options.sig) {
          requestParam.sig = Utils.getSig(
            requestParam,
            options.sig,
            'search',
            null
          )
        }
      } else if (rectangle && !region) {
        // 矩形搜索
        requestParam.boundary = 'rectangle(' + rectangle + ')'
        if (options.sig) {
          requestParam.sig = Utils.getSig(
            requestParam,
            options.sig,
            'search',
            null
          )
        }
      } else {
        requestParam.boundary =
          'nearby(' +
          result.latitude +
          ',' +
          result.longitude +
          ',' +
          distance +
          ',' +
          autoExtend +
          ')'
        if (options.sig) {
          requestParam.sig = Utils.getSig(
            requestParam,
            options.sig,
            'search',
            null
          )
        }
      }
      wx.request(
        Utils.buildWxRequestConfig(
          options,
          {
            url: URL_SEARCH,
            data: requestParam
          },
          'search'
        )
      )
    }
    Utils.locationProcess(options, locationsuccess)
  }

  /**
   * sug模糊检索
   *
   * @param {Object} options 接口参数对象
   *
   * 参数对象结构可以参考
   * http://lbs.qq.com/webservice_v1/guide-suggestion.html
   */
  getSuggestion(options) {
    options = options || {}
    Utils.polyfillParam(options)

    if (!Utils.checkKeyword(options)) {
      return
    }

    const requestParam: any = {
      keyword: options.keyword,
      region: options.region || '全国',
      region_fix: options.region_fix || 0,
      policy: options.policy || 0,
      page_size: options.page_size || 10, // 控制显示条数
      page_index: options.page_index || 1, // 控制页数
      get_subpois: options.get_subpois || 0, // 返回子地点
      output: 'json',
      key: this.key
    }
    // 长地址
    if (options.address_format) {
      requestParam.address_format = options.address_format
    }
    // 过滤
    if (options.filter) {
      requestParam.filter = options.filter
    }
    // 排序
    if (options.location) {
      const locationsuccess = function (result) {
        requestParam.location = result.latitude + ',' + result.longitude
        if (options.sig) {
          requestParam.sig = Utils.getSig(
            requestParam,
            options.sig,
            'suggest',
            null
          )
        }
        wx.request(
          Utils.buildWxRequestConfig(
            options,
            {
              url: URL_SUGGESTION,
              data: requestParam
            },
            'suggest'
          )
        )
      }
      Utils.locationProcess(options, locationsuccess, null, null)
    } else {
      if (options.sig) {
        requestParam.sig = Utils.getSig(
          requestParam,
          options.sig,
          'suggest',
          null
        )
      }
      wx.request(
        Utils.buildWxRequestConfig(
          options,
          {
            url: URL_SUGGESTION,
            data: requestParam
          },
          'suggest'
        )
      )
    }
  }

  /**
   * 逆地址解析
   *
   * @param {Object} options 接口参数对象
   *
   * 请求参数结构可以参考
   * http://lbs.qq.com/webservice_v1/guide-gcoder.html
   */
  reverseGeocoder(options) {
    options = options || {}
    Utils.polyfillParam(options)
    const requestParam: any = {
      coord_type: options.coord_type || 5,
      get_poi: options.get_poi || 0,
      output: 'json',
      key: this.key
    }
    if (options.poi_options) {
      requestParam.poi_options = options.poi_options
    }

    const locationsuccess = function (result) {
      requestParam.location = result.latitude + ',' + result.longitude
      if (options.sig) {
        requestParam.sig = Utils.getSig(
          requestParam,
          options.sig,
          'reverseGeocoder',
          null
        )
      }
      wx.request(
        Utils.buildWxRequestConfig(
          options,
          {
            url: URL_GET_GEOCODER,
            data: requestParam
          },
          'reverseGeocoder'
        )
      )
    }
    Utils.locationProcess(options, locationsuccess, null, null)
  }

  /**
   * 地址解析
   *
   * @param {Object} options 接口参数对象
   *
   * 请求参数结构可以参考
   * http://lbs.qq.com/webservice_v1/guide-geocoder.html
   */
  geocoder(options) {
    options = options || {}
    Utils.polyfillParam(options)

    if (Utils.checkParamKeyEmpty(options, 'address')) {
      return
    }

    const requestParam: any = {
      address: options.address,
      output: 'json',
      key: this.key
    }

    // 城市限定
    if (options.region) {
      requestParam.region = options.region
    }

    if (options.sig) {
      requestParam.sig = Utils.getSig(
        requestParam,
        options.sig,
        'geocoder',
        null
      )
    }

    wx.request(
      Utils.buildWxRequestConfig(
        options,
        {
          url: URL_GET_GEOCODER,
          data: requestParam
        },
        'geocoder'
      )
    )
  }

  /**
   * 获取城市列表
   *
   * @param {Object} options 接口参数对象
   *
   * 请求参数结构可以参考
   * http://lbs.qq.com/webservice_v1/guide-region.html
   */
  getCityList(options) {
    options = options || {}
    Utils.polyfillParam(options)
    const requestParam: any = {
      output: 'json',
      key: this.key
    }

    if (options.sig) {
      requestParam.sig = Utils.getSig(
        requestParam,
        options.sig,
        'getCityList',
        null
      )
    }

    wx.request(
      Utils.buildWxRequestConfig(
        options,
        {
          url: URL_CITY_LIST,
          data: requestParam
        },
        'getCityList'
      )
    )
  }

  /**
   * 获取对应城市ID的区县列表
   *
   * @param {Object} options 接口参数对象
   *
   * 请求参数结构可以参考
   * http://lbs.qq.com/webservice_v1/guide-region.html
   */
  getDistrictByCityId(options: any) {
    options = options || {}
    Utils.polyfillParam(options)

    if (Utils.checkParamKeyEmpty(options, 'id')) {
      return
    }

    const requestParam: any = {
      id: options.id || '',
      output: 'json',
      key: this.key
    }

    if (options.sig) {
      requestParam.sig = Utils.getSig(
        requestParam,
        options.sig,
        'getDistrictByCityId',
        null
      )
    }

    wx.request(
      Utils.buildWxRequestConfig(
        options,
        {
          url: URL_AREA_LIST,
          data: requestParam
        },
        'getDistrictByCityId'
      )
    )
  }

  /**
   * 用于单起点到多终点的路线距离(非直线距离)计算：
   * 支持两种距离计算方式：步行和驾车。
   * 起点到终点最大限制直线距离10公里。
   *
   * 新增直线距离计算。
   *
   * @param {Object} options 接口参数对象
   *
   * 请求参数结构可以参考
   * http://lbs.qq.com/webservice_v1/guide-distance.html
   */
  calculateDistance(options) {
    options = options || {}
    Utils.polyfillParam(options)

    if (Utils.checkParamKeyEmpty(options, 'to')) {
      return
    }

    const requestParam: any = {
      mode: options.mode || 'walking',
      to: Utils.location2query(options.to),
      output: 'json',
      key: this.key
    }

    if (options.from) {
      options.location = options.from
    }

    // 计算直线距离
    if (requestParam.mode === 'straight') {
      const locationsuccess = function (result: any) {
        const locationTo = Utils.getEndLocation(requestParam.to) // 处理终点坐标
        const data = {
          message: 'query ok',
          result: {
            elements: [] as any
          },
          status: 0
        }
        for (let i = 0; i < locationTo.length; i++) {
          data.result.elements.push({
            // 将坐标存入
            distance: Utils.getDistance(
              result.latitude,
              result.longitude,
              locationTo[i].lat,
              locationTo[i].lng
            ),
            duration: 0,
            from: {
              lat: result.latitude,
              lng: result.longitude
            },
            to: {
              lat: locationTo[i].lat,
              lng: locationTo[i].lng
            }
          })
        }
        const calculateResult = data.result.elements
        const distanceResult: any = []
        for (let i = 0; i < calculateResult.length; i++) {
          distanceResult.push(calculateResult[i].distance)
        }
        return options.success(data, {
          calculateResult,
          distanceResult
        })
      }

      Utils.locationProcess(options, locationsuccess, null, null)
    } else {
      const locationsuccess = function (result) {
        requestParam.from = result.latitude + ',' + result.longitude
        if (options.sig) {
          requestParam.sig = Utils.getSig(
            requestParam,
            options.sig,
            'calculateDistance',
            null
          )
        }
        wx.request(
          Utils.buildWxRequestConfig(
            options,
            {
              url: URL_DISTANCE,
              data: requestParam
            },
            'calculateDistance'
          )
        )
      }

      Utils.locationProcess(options, locationsuccess, null, null)
    }
  }

  /**
   * 路线规划：
   *
   * @param {Object} options 接口参数对象
   *
   * 请求参数结构可以参考
   * https://lbs.qq.com/webservice_v1/guide-road.html
   */
  direction(options) {
    options = options || {}
    Utils.polyfillParam(options)

    if (Utils.checkParamKeyEmpty(options, 'to')) {
      return
    }

    const requestParam: any = {
      output: 'json',
      key: this.key
    }

    // to格式处理
    if (typeof options.to === 'string') {
      requestParam.to = options.to
    } else {
      requestParam.to = options.to.latitude + ',' + options.to.longitude
    }
    // 初始化局部请求域名
    let SET_URL_DIRECTION: any = null
    // 设置默认mode属性
    options.mode = options.mode || MODE.driving

    // 设置请求域名
    SET_URL_DIRECTION = URL_DIRECTION + options.mode

    if (options.from) {
      options.location = options.from
    }

    if (options.mode === MODE.driving) {
      if (options.from_poi) {
        requestParam.from_poi = options.from_poi
      }
      if (options.heading) {
        requestParam.heading = options.heading
      }
      if (options.speed) {
        requestParam.speed = options.speed
      }
      if (options.accuracy) {
        requestParam.accuracy = options.accuracy
      }
      if (options.road_type) {
        requestParam.road_type = options.road_type
      }
      if (options.to_poi) {
        requestParam.to_poi = options.to_poi
      }
      if (options.from_track) {
        requestParam.from_track = options.from_track
      }
      if (options.waypoints) {
        requestParam.waypoints = options.waypoints
      }
      if (options.policy) {
        requestParam.policy = options.policy
      }
      if (options.plate_number) {
        requestParam.plate_number = options.plate_number
      }
    }

    if (options.mode === MODE.transit) {
      if (options.departure_time) {
        requestParam.departure_time = options.departure_time
      }
      if (options.policy) {
        requestParam.policy = options.policy
      }
    }

    const locationsuccess = function (result) {
      requestParam.from = result.latitude + ',' + result.longitude
      if (options.sig) {
        requestParam.sig = Utils.getSig(
          requestParam,
          options.sig,
          'direction',
          options.mode
        )
      }
      wx.request(
        Utils.buildWxRequestConfig(
          options,
          {
            url: SET_URL_DIRECTION,
            data: requestParam
          },
          'direction'
        )
      )
    }

    Utils.locationProcess(options, locationsuccess, null, null)
  }
}

export default QQMapWX
